Drill corer



FIG. 1 is a left side view of the drill corer;

FIG. 2 is a cross sectional view of the drill corer taken along line 2-2in FIG. 1.

FIG. 3 is a top perspective view of the drill corer;

FIG. 4 is a close-up side view of a tip end of the drill corer;

FIG. 5 is a close-up bottom view of the tip end of the drill corer; and,

FIG. 6 is a close-up perspective view of the tip end of the drill corer.

The broken lines in the drawings depict unclaimed environmental subjectmatter.

CLAIM The ornamental design for a drill corer, as shown and described.